The invention provides a multidisciplinary coupling optimization design method for integrated joined wing layout. The method comprises the following steps: firstly, determining a design target, a design working condition and a design variable of multi-disciplinary optimization of the joined wing layout; dividing design variables into global design variables and local design variables; taking a high lift-drag ratio, low structural quality and low electromagnetic shielding rate as a system-level design target, taking a global design variable as a design variable, fixing a local design variable, and carrying out system-level optimization; then, high lift-drag ratio, low structural quality and low electromagnetic shielding rate are taken as subsystem-level design targets, local design variables of corresponding subjects are taken as design variables, global design variables and local design variables of other subjects are fixed, and subsystem-level optimization of the subjects is carried out; and finally, judging whether a convergence condition is met or not, and if not, continuing system-level optimization and subsystem-level optimization until convergence. The pneumatic/structural/electromagnetic multi-disciplinary coupling optimization design of the integrated joined wing layout is realized.
本发明提供一种面向一体化联结翼布局的多学科耦合优化设计方法,首先确定联结翼布局多学科优化的设计目标、设计工况和设计变量;然后设计变量分为全局设计变量、局部设计变量;再以高升阻比、低结构质量、低电磁遮挡率为系统级设计目标,以全局设计变量为设计变量,将局部设计变量固定,进行系统级优化;之后分别以高升阻比、低结构质量、低电磁遮挡率为子系统级设计目标,以相应学科的局部设计变量为设计变量,将全局设计变量及其它学科局部设计变量固定,进行各学科子系统级优化;最后判断是否达到收敛条件,若未到达,则继续系统级优化及子系统级优化,直至收敛。本发明实现了一体化联结翼布局气动/结构/电磁多学科耦合优化设计。
Multi-disciplinary coupling optimization design method for integrated joined wing layout
面向一体化联结翼布局的多学科耦合优化设计方法
2025-01-24
Patent
Electronic Resource
Chinese
IPC: | G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung / B64F GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT , Boden- oder Flugzeugträgerdeckeinrichtungen besonders ausgebildet für die Verwendung in Verbindung mit Luftfahrzeugen |
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